METHOD FOR PRODUCING A TYPE OF PULP
The invention relates to a method for producing a type of pulp from a cellulose starting material by kraft pulping, comprising the step of cooking the starting material with a cooking liquor. The method according to the invention is char...

WO/2007/129921A1

PROCESS FOR THE PRODUCTION OF BIOFUEL FROM PLANT MATERIALS
An integrated process for the production of ethanol from woody plant material is provided, the process comprising: contacting a continuous flow of the plant material with a counter-current continuous flow of an aqueous ethanol solution a...

WO/2007/128027A1

METHOD FOR PRODUCING CELLULOSE
The invention relates to a method for producing cellulose from a cellulose starting material. The method comprises a step during which the starting material is digested with a digesting liquor, and subsequent further processing steps, su...

WO/2007/107055A1

DEGRADABLE SANITARY NAPKIN AND LINER
A kind of degradable Sanitary napkin or liner, including a toplayer, a backlayer and an absorbent layer positioned between the toplayer and the backlayer, wherein the backlayer assumes the two-layer construction formed of paper waterproo...

WO/2007/102638A1

METHOD FOR PRODUCING XYLOSE FROM BAMBOOS
The present invention relates to a method for producing xylose from bamboos, and more particularly to a method for producing xylose from bamboos, which provides a solution to the economic and environmental problems occurring in the prior...

PROCESS FOR TREATING A CELLULOSE-LIGNIN PULP
A process of treating a cellulose-lignin pulp. In an ozone stage, the pulp is contacted with ozone to bleach and delignify the pulp. The ozone stage is conducted without the addition of a peroxide bleaching agent. A chelant is introduced...

WO/2007/070527A3

PROCESS FOR TREATING A CELLULOSE-LIGNIN PULP
A process of treating a cellulose-lignin pulp. In an ozone stage, the pulp is contacted with ozone to bleach and delignify the pulp. The ozone stage is conducted without the addition of a peroxide bleaching agent. A chelant is introduced...

METHOD AND DEVICE FOR THE CONTINUOUS COOKING OF PULP
The invention concerns an arrangement and a method for the continuous cooking of chemical cellulose pulp in a continuous digester system (100). The continuous digester system (100) comprises an inlet (102) for the feed of a chips suspens...

METHOD TO DECOMPOSE THE NATURAL STRUCTURE OF BIOMASS
The invention refers to a method where lactic acid, its water solution, lactide, lactic acid oligomer, polylactic acid or mixture thereof is used for the degradation of cellulose based biomass, such as natural structure of wood, and tran...

WO/2007/017553A1

METHOD TO DECOMPOSE THE NATURAL STRUCTURE OF BIOMASS
The invention refers to a method where lactic acid, its water solution, lactide, lactic acid oligomer, polylactic acid or mixture thereof is used for the degradation of cellulose based biomass, such as natural structure of wood, and tran...

WO/2007/008689A3

METHOD FOR TREATING LIGNOCELLULOSIC MATERIALS
The present invention is a method for producing a pulp from a fibrous lignocellulose material or source using a treatment or pretreatment step which exposes the material to oxalic acid derivatives, particularly dialkyl ester derivatives,...

MANUFACTURING METHOD OF MECHANICAL PULP FROM CORNSTALKS
The present invention relates to a method for producing mechanical pulp from stalks of corn, an annual plant. Pulping and bleaching are performed simultaneously by adding a salt compound selected from a group consisting of sodium carbona...

EXTRACTING BIOPOLYMERS FROM A BIOMASS USING IONIC LIQUIDS
Methods for using ionic liquids to extract and separate a biopolymer from a biomass containing the biopolymer are disclosed. Methods for dissolving a biopolymer in an ionic liquid are also disclosed. A recovery solvent is used to reduce ...

EXTRACTING BIOPOLYMERS FROM A BIOMASS USING IONIC LIQUIDS
Methods for using ionic liquids to extract and separate a biopolymer from a biomass containing the biopolymer are disclosed. Methods for dissolving a biopolymer in an ionic liquid are also disclosed. A recovery solvent is used to reduce ...

THERMOSTABLE ALKALINE XYLANASE
A thermostable, alkaline active xylanase was purified from an alkaliphilic Bacillus halodurans S7, isolated from a soda lake in the Ethiopian Rift Valley. The molecular weight and the pi of this enzyme were around 43 kDa and 4.5, respect...

ARRANGEMENT FOR FEEDING A SLURRY OF CHIPS AND LIQUID
The invention concerns a method and an arrangement for the feed of a chips suspension from one vessel to a subsequent digester in a continuous cooking process for the production of chemical cellulose pulp, where the vessel (101) has an i...

WO/2006/099029A2

CHEMICAL OXIDATION FOR CELLULOSE SEPARATION
A oxidative solution (Ox-B, a solution of no less than 5:1 sodium hypochlorite: hydrogen peroxide) was found to remove both lignin and hemicellulose from sugarcane bagasse. After treatment the cellulosic residue readily separated from th...

WO/2006/088818A1

METHOD FOR ALTERING THE TACK OF MATERIALS
Methods are provided for altering the tack of an adhesive material by contacting the adhesive material with an amount of a cyclodextrin compound effective to reduce the tack of the adhesive material. In a preferred embodiment, the method...

METHOD FOR CONTROLLING A PULPING PROCESS
The quality of the raw material in a pulping process, wood chips, varies due to variations in its origin. The variation in chip quality will result in variations in the cooked pulp as well as problems in the operation of a digester. The ...

Improved alkaline process and system for producing pulp
A process and an apparatus for producing pulp from lignocellulosic material by an alkaline cooking process, in which process preheated chips are treated in an impregnation stage with impregnation liquor, which is taken from the impregnat...

METHOD FOR MANUFACTURING PULP FROM CLASSIFIED WOOD MATERIAL
The invention relates to a method for adjusting the fibrous properties of chemical, mechanical or chemi-mechanical pulp, for adjusting the uniformity of the properties and for decreasing any variation in quality. According to the method,...

WO/2006/019342A1

PARTIAL OXIDATION OF CELLULOSE SPENT PULPING LIQUOR
The present invention relate to a two-stage gasification process using a gas generator for the recovery of strongly alkaline chemicals and energy value from a cellulose spent liquor. The temperature in the first reaction zone of the gas ...